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MODELS 125M/B,
150M/B and 200M/B
CENTRI-THRIFT
CENTRIFUGAL PUMPS
NOTE! To the installer: Please make sure you provide this manual to the owner of the equip ment or to the responsible
party who maintains the system.
Part # 13800A085 | © 2015 Pentair Ltd. | 10/21/15
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Summary of Contents for Pentair MYERS CENTRI-THRIFT 125B
- Page 1 CENTRI-THRIFT CENTRIFUGAL PUMPS NOTE! To the installer: Please make sure you provide this manual to the owner of the equip ment or to the responsible party who maintains the system. Part # 13800A085 | © 2015 Pentair Ltd. | 10/21/15...
- Page 2 Warning! Important safety instructions! Read carefully Do not use an extension cord. Above ground joints before installation. must be made in an approved junction box. California Proposition 65 Warning: Do not work on this pump or switch while the power is on.
- Page 3 Piping Priming Pipes must line up and not be forced into position by The pump must be primed before starting. The pump unions. Piping should be independently supported near the casing and suction piping must be filled with water before pump so that no strain will be placed on the pump casing.
- Page 4 DISASSEMBLY INSTRUCTIONS ASSEMBLY INSTRUCTIONS All pumping parts can be removed from case without Motor disturbing the piping. Place rubber deflector over motor shaft, slide shaft extension into position and tighten set screws. Power Supply Assemble motor and shaft onto bracket. Open the power supply switch contacts and remove fuses.
- Page 5 Centri-Thrift Centrifugal Pump Parts List Single and Three Phase –Rotary Seal or Stuffing Box Catalog Numbers 125M–2, 125M–3 1-1/2" Suction –1-1/4" Discharge Pump Nameplate Catalog Number 125M–2 125M–3 Horsepower Ref. Description Part No. Part No. Req. Motor – See Chart Below. Pump Shaft Assembly –...
- Page 6 Centri-Thrift Centrifugal Pump Parts List Single and Three Phase –Rotary Seal Catalog Numbers 125M–2, 125M–3 1-1/2" Suction –1-1/4" Discharge Pump Nameplate Catalog Number 125M–2 125M–3 Horsepower Ref. Description Part No. Part No. Req. Motor – See Chart Below. – Pump Shaft Assembly – See Chart Below. –...
- Page 7 Centri-Thrift Centrifugal Pump Parts List Single and Three Phase –Rotary Seal or Stuffing Box Catalog Numbers 150M–2, 150M–3, 150M–5 2" Suction –1-1/2" Discharge Pump Nameplate Catalog Number 150M–2 150M–3 150M–5 Horsepower Ref. Name of Part Part No. Part No. Part No. Req.
- Page 8 Centri-Thrift Centrifugal Pump Parts List Single and Three Phase –Rotary Seal Catalog Numbers 200M–3, 200M–5, 200M–7-1/2 2-1/2" Suction –2" Discharge Pump Nameplate Catalog Number 200M–3 200M–5 200M–7-1/2 Horsepower 7-1/2 Ref. Name of Part Part No. Part No. Part No. Req. Motor –...
- Page 9 Parts List Centri-Thrift Centrifugal Pumps Belt Driven – Rotary Seal or Stuffing Box Pump No. 125B – 1-1/2" Suction – 1-1/4" Discharge Pump No. 150B – 2" Suction – 1-1/2" Discharge Pump No. 200B – 2-1/2" Suction – 2" Discharge 11 9 14 12 13 25 Belt Driven Head with Rotary Seal 10 19 17 16 18 15 12 13 15...
- Page 10 Centri-Thrift Centrifugal Pump Parts List Belt Driven Pump Name and Plate Catalog Number 125B 125B 150B 200B 1056 1056 Pump Nameplate Serial Number Plus Year Made Plus Year Made Plus Year Made Plus Year Made Suction 1-1/2" 1-1/2" 2" 2-1/2" Discharge 1-1/4"...
- Page 11 Centri-Thrift Field Assembly Kits Parts List 125M-FA Series 150M-FA Series 200M-FA Series Ref. Part Ref. Part Number Description Qty. Number Description Qty. – 16837A002 Kit – Cat. No. 125M-2FA – 11725B002 Impeller – 125M-2FA 16837A014 Kit – Cat. No. 125M-3FA –...
- Page 12 (f) if unit is used for purposes other than for what it is designed and manufactured; (g) to any unit that has been repaired or altered by anyone other than Pentair Myers or an authorized Pentair Myers service provider;...